Bip39 Words. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of stability towards your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, on https://thebookmarklist.com/story18932098/bip39-https-linktr-ee-bip39-bip39-words-secrets